What Is Interesting About the Orbit of the Binary Pulsar,PSR

question 5

Multiple Choice

What is interesting about the orbit of the binary pulsar,PSR 1936+16,studied by Taylor and Hulse?

• A)It is so small that the orbital period is smaller than the pulsar period.
• B)It is growing smaller, presumably by emitting gravitational waves.
• C)It provides evidence that it is being orbited by at least 6 planets the size of Jupiter.
• D)It shows large changes each time an X-ray burst is emitted from the system.

---

Definitions:

Enzymes

Organic compounds that markedly increase the speed of nearly all cellular chemical processes.

Zona Pellucida

A thick, glycoprotein layer surrounding the plasma membrane of an oocyte, important for fertilization in mammals.

Testosterone

A steroid hormone responsible for the development and maintenance of male physical characteristics.

Interstitial Cells

Cells located among the functional tissues of an organ, often involved in the production of hormones or supporting structures.